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2026-02-08 - 09:43
[ 290.152] (II) VESA: driver for VESA chipsets: vesa

OSADL QA Farm on Real-time of Mainline Linux

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Default latency plot of shadow in rack #e, slot #8

Rack #0/#0 #1 #2 #3 #4 #5 #6 #7 #8 - Rack #1/#0 #1 #2 #3 #4 #5 #6 #7 #8 -
Rack #2/#0 #1 #2 #3 #4 #5 #6 #7 #8 - Rack #3/#0 #1 #2 #3 #4 #5 #6 #7 #8 -
Rack #4/#0 #1 #2 #3 #4 #5 #6 #7 #8 - Rack #5/#0 #1 #2 #3 #4 #5 #6 #7 #8 -
Rack #6/#0 #1 #2 #3 #4 #5 #6 #7 #8 - Rack #7/#0 #1 #2 #3 #4 #5 #6 #7 #8 -
Rack #8/#0 #1 #2 #3 #4 #5 #6 #7 #8 - Rack #9/#0 #1 #2 #3 #4 #5 #6 #7 #8 -
Rack #a/#0 #1 #2 #3 #4 #5 #6 #7 #8 - Rack #b/#0 #1 #2 #3 #4 #5 #6 #7 #8 -
Rack #c/#0 #1 #2 #3 #4 #5 #6 #7 #8 - Rack #d/#0 #1 #2 #3 #4 #5 #6 #7 #8 -
Rack #e/#0 #1 #2 #3 #4 #5 #6 #7 #8 - Rack #f/#0 #1 #2 #3 #4 #5 #6 #7 #8 
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  Congatec
Click here to display the system's profile data or here to proceed to next system.
Click on a legend element to toggle display of that core, ctrl-click inverts display, shift-click enables all.

Data to construct the above plot have been generated using the RT test utility cyclictest.
Unexpectedly long latencies may be caused by SMIs
Total number of samples: 100 million
Resolution of latency scale: normal
Duration: 5 hours, 33 minutes, lowest P state: performance
Compare latency of primary with shadow system
Characteristics of all highest latencies:
System rackeslot8s.osadl.org (updated Sun Feb 08, 2026 00:43:49)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
7760859912820,1278cyclictest11729982sleep33
7760859912231,1218cyclictest8364322sleep33
7760859911710,1167cyclictest8042262sleep33
7760859911410,1136cyclictest972321-21sleep3
106724521140,1sleep10-21swapper/11
776085991916,1cyclictest0-21swapper/33
77608599181,13cyclictest1133854-21taskset3
776085991714,1cyclictest0-21swapper/33
776085991713,1cyclictest0-21swapper/33
776085991613,1cyclictest0-21swapper/33
77608599161,11cyclictest920750-21taskset3
8623252151,5sleep0862358-21apt-get0
77608599156,6cyclictest1120888-21turbostat3
776085991513,1cyclictest0-21swapper/33
776085991513,0cyclictest0-21swapper/33
776085991512,1cyclictest0-21swapper/33
776085991512,1cyclictest0-21swapper/33
776085991512,1cyclictest0-21swapper/33
776085991512,1cyclictest0-21swapper/33
77608599151,11cyclictest1136026-21taskset3
77608599147,4cyclictest8559292chrt3
77608599144,7cyclictest803208-21taskset3
776085991412,1cyclictest0-21swapper/33
776085991412,0cyclictest0-21swapper/33
776085991411,1cyclictest0-21swapper/33
776085991411,1cyclictest0-21swapper/33
776085991411,1cyclictest0-21swapper/33
776085991411,1cyclictest0-21swapper/33
776085991411,1cyclictest0-21swapper/33
77608599141,10cyclictest907408-21taskset3
77608599141,10cyclictest875035-21taskset3
77608599140,10cyclictest985830-21taskset3
10504902141,1sleep30-21swapper/33
77608599133,8cyclictest829603-21taskset3
77608599131,9cyclictest9786962sleep33
77608599131,9cyclictest964392-21taskset3
77608599131,9cyclictest894255-21taskset3
77608599131,9cyclictest791106-21turbostat3
77608599131,9cyclictest776233-21taskset3
77608599131,9cyclictest1193079-21chrt3
77608599131,9cyclictest1108216-21taskset3
77608599131,8cyclictest10371802sleep33
776085991312,0cyclictest0-21swapper/33
776085991312,0cyclictest0-21swapper/33
776085991312,0cyclictest0-21swapper/33
776085991311,1cyclictest0-21swapper/33
776085991311,1cyclictest0-21swapper/33
776085991311,1cyclictest0-21swapper/33
776085991311,1cyclictest0-21swapper/33
776085991311,1cyclictest0-21swapper/33
776085991311,1cyclictest0-21swapper/33
776085991311,1cyclictest0-21swapper/33
776085991311,1cyclictest0-21swapper/33
776085991311,1cyclictest0-21swapper/33
77608599131,10cyclictest945244-21taskset3
77608599131,10cyclictest842948-21taskset3
776085991311,0cyclictest0-21swapper/33
77608599130,10cyclictest920153-21taskset3
77608599130,10cyclictest1082391-21chrt3
77608599130,10cyclictest1043616-21chrt3
301798130,2rtkit-daemon0-21swapper/00
77608599129,1cyclictest0-21swapper/33
77608599121,9cyclictest997915-21chrt3
77608599121,9cyclictest932941-21taskset3
77608599121,9cyclictest1062654-21taskset3
77608599121,8cyclictest1185834-21chrt3
77608599121,8cyclictest1063086-21taskset3
776085991210,1cyclictest0-21swapper/33
776085991210,1cyclictest0-21swapper/33
77608599120,9cyclictest1166568-21chrt3
9985472111,7sleep1998703-21diskstats1
9211382110,8sleep2921906-21cut2
8094992110,8sleep1809552-21ntp_states1
7827902110,1sleep10-21swapper/11
77608599111,8cyclictest1147217-21taskset3
301798110,7rtkit-daemon782617-21munin-node0
301798110,6rtkit-daemon870533-21irqstats2
301798110,4rtkit-daemon636-21snmpd2
11727562111,7sleep11172787-21awk1
10966842111,8sleep01097922-21tr0
9819352101,6sleep0984082-21tr0
9719312100,0sleep0933328-21kworker/0:0+mm_percpu_wq0
8125402100,7sleep1814597-21cut1
301798100,6rtkit-daemon636-21snmpd0
301798100,5rtkit-daemon829797-21munin-run2
301798100,5rtkit-daemon1146152-21/usr/sbin/munin0
301798100,5rtkit-daemon1004001-21python30
301798100,3rtkit-daemon492-21gmain2
11987232101,5sleep11198756-21apt-get1
11718342101,5sleep01171911-21ntp_states0
947191290,6sleep2948027-21sed2
919399290,6sleep1914229-21/usr/sbin/munin1
854830291,4sleep2854947-21python32
842963291,4sleep0842985-21apt-get0
836458291,4sleep1836480-21apt-get1
798240291,6sleep1799233-21irqstats1
786595290,1sleep0788631-21cut0
30179890,6rtkit-daemon782617-21munin-node0
30179890,5rtkit-daemon636-21snmpd2
30179890,5rtkit-daemon448-21wpa_supplicant2
30179890,5rtkit-daemon3205-21sendmail-mta2
30179890,5rtkit-daemon3205-21sendmail-mta2
30179890,5rtkit-daemon3205-21sendmail-mta0
30179890,5rtkit-daemon317-21systemd-udevd0
30179890,4rtkit-daemon1073101-21kthreadcore0
30179890,2rtkit-daemon0-21swapper/22
30179890,1rtkit-daemon0-21swapper/22
30179890,1rtkit-daemon0-21swapper/00
1191298290,3sleep21191408-21timerandwakeup2
1121126291,5sleep00-21swapper/00
1120186291,5sleep01120407-21/usr/sbin/munin0
1114687291,4sleep11114720-21apt-get1
1038171290,6sleep01039195-21tr0
1033232290,6sleep11035367-21grep1
1024279291,4sleep01024312-21apt-get0
974067281,4sleep0976077-21grep0
906811281,4sleep0907047-21grep0
901291281,3sleep1901323-21apt-get1
883436281,4sleep1884890-21cut1
776240281,3sleep00-21swapper/00
30179880,5rtkit-daemon2904-21cron2
30179880,4rtkit-daemon782617-21munin-node2
30179880,4rtkit-daemon782617-21munin-node0
30179880,4rtkit-daemon782617-21munin-node0
30179880,4rtkit-daemon782617-21munin-node0
30179880,4rtkit-daemon782617-21munin-node0
30179880,4rtkit-daemon782617-21munin-node0
30179880,4rtkit-daemon782617-21munin-node0
30179880,4rtkit-daemon676-21runrttasks0
30179880,4rtkit-daemon667-21lldpd2
30179880,4rtkit-daemon667-21lldpd2
30179880,4rtkit-daemon667-21lldpd0
30179880,4rtkit-daemon667-21lldpd0
30179880,4rtkit-daemon636-21snmpd2
30179880,4rtkit-daemon636-21snmpd2
30179880,4rtkit-daemon636-21snmpd2
30179880,4rtkit-daemon636-21snmpd0
30179880,4rtkit-daemon636-21snmpd0
30179880,4rtkit-daemon636-21snmpd0
30179880,4rtkit-daemon448-21wpa_supplicant0
30179880,4rtkit-daemon3200908-21packagekitd2
30179880,4rtkit-daemon1159463-21/usr/sbin/munin0
30179880,1rtkit-daemon0-21swapper/22
30179880,1rtkit-daemon0-21swapper/22
30179880,1rtkit-daemon0-21swapper/00
1199721280,5sleep21200853-21cut2
1197734280,5sleep11197843-21find1
1180468280,5sleep01181657-21kthreadcore0
1180468280,5sleep01181657-21kthreadcore0
1166320281,4sleep21166364-21munin-run2
1146277281,4sleep21146448-21grep2
1052266284,2sleep10-21swapper/11
1042676281,5sleep21042807-21cat2
940016270,4sleep0940162-21df0
898718270,4sleep0899999-21memory0
887215271,3sleep0887292-21ntp_states0
875577270,4sleep1875733-21diskstats1
804238270,5sleep0804251-21basename0
775038270,3sleep1775094-21ntp_states1
770163271,3sleep00-21swapper/00
30179870,4rtkit-daemon638-21ntpd2
30179870,4rtkit-daemon636-21snmpd2
30179870,4rtkit-daemon492-21gmain2
30179870,3rtkit-daemon782617-21munin-node0
30179870,3rtkit-daemon782617-21munin-node0
30179870,3rtkit-daemon638-21ntpd2
30179870,3rtkit-daemon492-21gmain0
1160321270,4sleep01160345-21/usr/sbin/munin0
1151098270,3sleep21152393-21memory2
1123537270,4sleep21125665-21cut2
1075475270,4sleep21075476-21sshd2
1017797270,3sleep21017830-21apt-get2
986617261,2sleep10-21swapper/11
985190260,1sleep10-21swapper/11
979212261,2sleep20-21swapper/22
978357260,1sleep20-21swapper/22
966511260,3sleep2966821-21sed2
962245261,3sleep20-21swapper/22
961031261,2sleep10-21swapper/11
953394260,3sleep2953509-21perl2
934926260,3sleep0936081-21tr0
927123260,3sleep0927158-21apt-get0
894851260,3sleep1894886-21apt-get1
862361260,3sleep1862508-21df1
842426260,1sleep00-21swapper/00
822259261,2sleep10-21swapper/11
817307260,3sleep0817507-21hddtemp_smartct0
30179860,3rtkit-daemon3205-21sendmail-mta2
1181659260,4sleep11183749-21kthreadcore1
1181659260,4sleep11183749-21kthreadcore1
1159813260,1sleep20-21swapper/22
1128034261,2sleep20-21swapper/22
1097923261,2sleep10-21swapper/11
1089230261,2sleep20-21swapper/22
1088240260,1sleep20-21swapper/22
1076928260,4sleep21077889-21cut2
1051085260,4sleep01052264-21kthreadcore0
1005147261,2sleep10-21swapper/11
953242250,3sleep1953393-21df_inode1
946978250,2sleep10-21swapper/11
942600251,2sleep10-21swapper/11
928050251,2sleep10-21swapper/11
926713250,1sleep10-21swapper/11
920197250,1sleep00-21swapper/00
908799250,2sleep0909892-21kthreadcore0
894505250,1sleep10-21swapper/11
894494250,1sleep00-21swapper/00
881576250,2sleep072-21kcompactd00
870076251,2sleep10-21swapper/11
869075250,2sleep00-21swapper/00
861789250,1sleep00-21swapper/00
855355250,1sleep00-21swapper/00
829654250,1sleep10-21swapper/11
810688250,2sleep0810773-21cpuspeed_turbos0
776236250,1sleep10-21swapper/11
1192679251,2sleep2421rcuc/22
1187949251,2sleep11190049-21kthreadcore1
1185459250,1sleep20-21swapper/22
1185459250,1sleep20-21swapper/22
1176123251,2sleep20-21swapper/22
1172502250,1sleep20-21swapper/22
1164560250,3sleep11165323-21wc1
1159577250,1sleep10-21swapper/11
1149049250,3sleep11151097-21cut1
1139922250,1sleep10-21swapper/11
1135047250,3sleep21136025-21cat2
1127333250,1sleep10-21swapper/11
1116144250,3sleep21117708-21kthreadcore2
1108168250,1sleep20-21swapper/22
1107875250,1sleep10-21swapper/11
1107303250,3sleep20-21swapper/22
1101423250,1sleep20-21swapper/22
1089024251,2sleep10-21swapper/11
1075947250,2sleep10-21swapper/11
1075331250,1sleep10-21swapper/11
1063048251,1sleep20-21swapper/22
1062652250,3sleep21062653-21sshd2
1056029250,1sleep20-21swapper/22
1049684250,1sleep10-21swapper/11
1043255250,1sleep10-21swapper/11
1035368251,2sleep20-21swapper/22
1025738250,3sleep11027427-21kthreadcore1
1023884250,1sleep10-21swapper/11
1011353250,1sleep20-21swapper/22
1004942250,2sleep20-21swapper/22
998073240,3sleep10-21swapper/11
972760240,2sleep10-21swapper/11
936082240,2sleep1938232-21kthreadcore1
923010240,2sleep00-21swapper/00
909897240,2sleep10-21swapper/11
860973240,2sleep1861145-21strings1
830290240,2sleep00-21swapper/00
830008240,1sleep10-21swapper/11
802881240,1sleep00-21swapper/00
796691240,2sleep11-21systemd1
792348240,2sleep0793341-21kthreadcore0
1143029240,2sleep11145119-21kthreadcore1
1114253240,3sleep10-21swapper/11
1083246240,2sleep10-21swapper/11
1058022240,2sleep10-21swapper/11
1049545240,3sleep20-21swapper/22
1027428240,2sleep20-21swapper/22
1012814240,2sleep11014357-21kthreadcore1
1004569241,2sleep2776079-21cyclictest2
992351230,1sleep20-21swapper/22
985725230,1sleep20-21swapper/22
966099230,1sleep10-21swapper/11
850864230,1sleep10-21swapper/11
842988230,1sleep10-21swapper/11
823545230,1sleep00-21swapper/00
1174469230,1sleep10-21swapper/11
1131997230,1sleep10-21swapper/11
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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